    package com.tanhua.server.service;

    import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
    import com.baomidou.mybatisplus.core.metadata.IPage;
    import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
    import com.tanhua.server.mapper.AnnouncementMapper;
    import com.tanhua.server.pojo.Announcement;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.stereotype.Service;

    /*
        公告
     */
    @Service
    public class AnnouncementService {

        @Autowired
        private AnnouncementMapper announcementMapper;


        public IPage<Announcement> queryList(Integer page, Integer pageSize) {
            QueryWrapper queryWrapper = new QueryWrapper();
            queryWrapper.orderByDesc("created");
            return this.announcementMapper.selectPage(new Page<Announcement>(page, pageSize), queryWrapper);
        }
    }
